19118512

素因数分解:

$2^4\times 7^1\times {\mathrm{170701}}^1$

素因数の和:170716

約数の個数: 20

約数和(自身を含む): 42334096

約数和(自身を除く): 23215584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 170701, 341402, 682804, 1194907, 1365608, 2389814, 2731216, 4779628, 9559256, 19118512]

約数ペア:

[(1, 19118512), (2, 9559256), (4, 4779628), (7, 2731216), (8, 2389814), (14, 1365608), (16, 1194907), (28, 682804), (56, 341402), (112, 170701)]